#include <stdio.h>
#include <stdlib.h>
#include <math.h>

// Include from the CMake project "Tutorial" currently being built
// This file is configured and added by CMake command 'configure_file'
#include "TutorialConfig.h"

#ifdef USE_MYMATH
#include "MathFunctions.h"
#endif

int main(int argc, char *argv[])
{
  if (argc < 2)
  {
    fprintf(stdout, "%s Version %d.%d\n", argv[0],
            Tutorial_VERSION_MAJOR,
            Tutorial_VERSION_MINOR);
    fprintf(stdout, "Usage: %s number\n", argv[0]);
    return 1;
  }

  double inputValue = atof(argv[1]);

#ifdef USE_MYMATH
  double outputValue = mysqrt(inputValue);
#else
  double outputValue = sqrt(inputValue);
#endif

  fprintf(stdout, "The square root of %g is %g\n",
          inputValue, outputValue);
  return 0;
}
